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US3658381A
Expired / Lapsed
US
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Furniture with disconnectable parts
Assignee: Individual
•
Filing: 1970-02-04
•
Granted: 1972-04-25
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Expires: 1990-02-04
Abstract
Abstract Furniture such as chairs, sofas and tables are provided with parts having slides or rails which can be assembled by interconnecting slides and rails and can be disassembled by disconnecting slides and rails.
Inventors
- 👤 Everette A Grant Sr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:48
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/02; A47C4/028
Claims Analysis
Total Claims: 44
Claim 1
Independent Claim
9 words
A disconnectable chair comprising A. a seat unit having
Claim 2
Dependent Claim
9 words
A disconnectable chair comprising A. a seat unit having
Claim 3
Dependent Claim
5 words
A FIRST SIDE EDGE SURFACE;
Claim 4
Dependent Claim
5 words
A FIRST SIDE EDGE SURFACE;
Claim 5
Dependent Claim
25 words
A SECOND SIDE EDGE SURFACE OPPOSITE THE FIRST SIDE EDGE SURFACE AND COOPERATING WITH THE FIRST SIDE EDGE SURFACE TO DEFINE THE SEAT UNIT WIDTH;
Claim 6
Dependent Claim
25 words
A SECOND SIDE EDGE SURFACE OPPOSITE THE FIRST SIDE EDGE SURFACE AND COOPERATING WITH THE FIRST SIDE EDGE SURFACE TO DEFINE THE SEAT UNIT WIDTH;
Claim 7
Dependent Claim
25 words
A SECOND SIDE EDGE SURFACE OPPOSITE THE FIRST SIDE EDGE SURFACE AND COOPERATING WITH THE FIRST SIDE EDGE SURFACE TO DEFINE THE SEAT UNIT WIDTH;
Claim 8
Dependent Claim
25 words
A SECOND SIDE EDGE SURFACE OPPOSITE THE FIRST SIDE EDGE SURFACE AND COOPERATING WITH THE FIRST SIDE EDGE SURFACE TO DEFINE THE SEAT UNIT WIDTH;
Claim 9
Dependent Claim
4 words
a rear edge surface;
Claim 10
Dependent Claim
4 words
a rear edge surface;
Claim 11
Dependent Claim
22 words
a lower edge surface opposite said upper edge surface and cooperating with the upper edge surface to define the back unit height;
Claim 12
Dependent Claim
22 words
a lower edge surface opposite said upper edge surface and cooperating with the upper edge surface to define the back unit height;
Claim 13
Dependent Claim
3 words
a rear surface;
Claim 14
Dependent Claim
3 words
a rear surface;
Claim 15
Dependent Claim
3 words
an upper surface;
Claim 16
Dependent Claim
3 words
an upper surface;
Claim 17
Dependent Claim
4 words
A FRONT EDGE SURFACE;
Claim 18
Dependent Claim
4 words
A FRONT EDGE SURFACE;
Claim 19
Dependent Claim
4 words
A FRONT EDGE SURFACE;
Claim 20
Dependent Claim
4 words
A FRONT EDGE SURFACE;
Claim 21
Dependent Claim
21 words
A REAR EDGE SURFACE OPPOSITE THE FRONT EDGE SURFACE AND COOPERATING WITH FRONT EDGE SURFACE TO DEFINE THE SEAT UNIT LENGTH;
Claim 22
Dependent Claim
21 words
A REAR EDGE SURFACE OPPOSITE THE FRONT EDGE SURFACE AND COOPERATING WITH FRONT EDGE SURFACE TO DEFINE THE SEAT UNIT LENGTH;
Claim 23
Dependent Claim
21 words
A REAR EDGE SURFACE OPPOSITE THE FRONT EDGE SURFACE AND COOPERATING WITH FRONT EDGE SURFACE TO DEFINE THE SEAT UNIT LENGTH;
Claim 24
Dependent Claim
21 words
A REAR EDGE SURFACE OPPOSITE THE FRONT EDGE SURFACE AND COOPERATING WITH FRONT EDGE SURFACE TO DEFINE THE SEAT UNIT LENGTH;
Claim 25
Dependent Claim
56 words
a bottom surface opposite said upper surface and cooperating with the upper surface to define the arm unit height and including means defining a projection adapted to mate with a dovetail slot of the seat unit upper surface, permitting engagement of the projection in the dovetail slot to secure said arm unit to said seat unit;
Claim 26
Dependent Claim
56 words
a bottom surface opposite said upper surface and cooperating with the upper surface to define the arm unit height and including means defining a projection adapted to mate with a dovetail slot of the seat unit upper surface, permitting engagement of the projection in the dovetail slot to secure said arm unit to said seat unit;
Claim 27
Dependent Claim
3 words
a front surface;
Claim 28
Dependent Claim
3 words
a front surface;
Claim 29
Dependent Claim
48 words
a first side edge surface having means defining a projection adapted to mate with the dovetail slot on the interior side surface of the first one of the first and second arm units, permitting the dovetail slot to secure said back unit to said first arm unit; and
Claim 30
Dependent Claim
48 words
a first side edge surface having means defining a projection adapted to mate with the dovetail slot on the interior side surface of the first one of the first and second arm units, permitting the dovetail slot to secure said back unit to said first arm unit; and
Claim 31
Dependent Claim
5 words
an exterior side surface; and
Claim 32
Dependent Claim
5 words
an exterior side surface; and
Claim 33
Dependent Claim
13 words
A LOWER SURFACE WITH A PLURALITY OF LEG MEMBERS EXTENDING DOWNWARDLY THEREFROM; AND
Claim 34
Dependent Claim
13 words
A LOWER SURFACE WITH A PLURALITY OF LEG MEMBERS EXTENDING DOWNWARDLY THEREFROM; AND
Claim 35
Dependent Claim
13 words
A LOWER SURFACE WITH A PLURALITY OF LEG MEMBERS EXTENDING DOWNWARDLY THEREFROM; AND
Claim 36
Dependent Claim
13 words
A LOWER SURFACE WITH A PLURALITY OF LEG MEMBERS EXTENDING DOWNWARDLY THEREFROM; AND
Claim 37
Dependent Claim
399 words
AN UPPER SURFACE OPPOSITE THE LOWER SURFACE AND HAVING THEREON MEANS DEFINING FIRST AND SECOND DOVETAIL SLOTS, EACH DOVETAIL SLOT CLOSELY ADJACENT AN UNIQUELY ASSOCIATED SIDE EDGE SURFACE AND WITH A CENTER AXIS SUBSTANTIALLY PARALLEL THE ASSOCIATED SIDE EDGE SURFACE AND EXTENDING SUBSTANTIALLY THE LENGTH OF THE SEAT UNIT AND EXTENDING TO ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE AND HAVING A UNIFORM TAPER OVER THE DOVETAIL SLOT LENGTH WITH A LARGER CROSSSECTION ADJACENT SAID ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE; B. first and second arm units, each having 1. a front edge surface; 2. a rear edge surface; 3. an upper surface; 4. a bottom surface opposite said upper surface and cooperating with the upper surface to define the arm unit height and including means defining a projection adapted to mate with a dovetail slot of the seat unit upper surface, permitting engagement of the projection in the dovetail slot to secure said arm unit to said seat unit; 5. an exterior side surface; and 6. an interior side surface having thereon means defining a dovetail slot located adjacent the arm unit rear edge surface and extending from the arm unit upper surface at least a portion of the height of the arm unit, said arm unit dovetail slot being uniformly tapered over the length thereof and having a larger cross-sectional area at said arm unit upper surface; and C. a back unit having 1. an upper edge surface; 2. a lower edge surface opposite said upper edge surface and cooperating with the upper edge surface to define the back unit height; 3. a rear surface; 4. a front surface; 5. a first side edge surface having means defining a projection adapted to mate with the dovetail slot on the interior side surface of the first one of the first and second arm units, permitting the dovetail slot to secure said back unit to said first arm unit; and 6. a second side edge surface opposite said first side edge surface and cooperating with the first side edge surface to define the width of the back unit and including thereon a projection adapted to mate with the dovetail slot on the interior side surface of the second one of the first and second arm units, permitting the dovetail slot to secure said back unit to said second arm unit.
Claim 38
Dependent Claim
399 words
AN UPPER SURFACE OPPOSITE THE LOWER SURFACE AND HAVING THEREON MEANS DEFINING FIRST AND SECOND DOVETAIL SLOTS, EACH DOVETAIL SLOT CLOSELY ADJACENT AN UNIQUELY ASSOCIATED SIDE EDGE SURFACE AND WITH A CENTER AXIS SUBSTANTIALLY PARALLEL THE ASSOCIATED SIDE EDGE SURFACE AND EXTENDING SUBSTANTIALLY THE LENGTH OF THE SEAT UNIT AND EXTENDING TO ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE AND HAVING A UNIFORM TAPER OVER THE DOVETAIL SLOT LENGTH WITH A LARGER CROSSSECTION ADJACENT SAID ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE; B. first and second arm units, each having 1. a front edge surface; 2. a rear edge surface; 3. an upper surface; 4. a bottom surface opposite said upper surface and cooperating with the upper surface to define the arm unit height and including means defining a projection adapted to mate with a dovetail slot of the seat unit upper surface, permitting engagement of the projection in the dovetail slot to secure said arm unit to said seat unit; 5. an exterior side surface; and 6. an interior side surface having thereon means defining a dovetail slot located adjacent the arm unit rear edge surface and extending from the arm unit upper surface at least a portion of the height of the arm unit, said arm unit dovetail slot being uniformly tapered over the length thereof and having a larger cross-sectional area at said arm unit upper surface; and C. a back unit having 1. an upper edge surface; 2. a lower edge surface opposite said upper edge surface and cooperating with the upper edge surface to define the back unit height; 3. a rear surface; 4. a front surface; 5. a first side edge surface having means defining a projection adapted to mate with the dovetail slot on the interior side surface of the first one of the first and second arm units, permitting the dovetail slot to secure said back unit to said first arm unit; and 6. a second side edge surface opposite said first side edge surface and cooperating with the first side edge surface to define the width of the back unit and including thereon a projection adapted to mate with the dovetail slot on the interior side surface of the second one of the first and second arm units, permitting the dovetail slot to secure said back unit to said second arm unit.
Claim 39
Dependent Claim
98 words
AN UPPER SURFACE OPPOSITE THE LOWER SURFACE AND HAVING THEREON MEANS DEFINING FIRST AND SECOND DOVETAIL SLOTS, EACH DOVETAIL SLOT CLOSELY ADJACENT AN UNIQUELY ASSOCIATED SIDE EDGE SURFACE AND WITH A CENTER AXIS SUBSTANTIALLY PARALLEL THE ASSOCIATED SIDE EDGE SURFACE AND EXTENDING SUBSTANTIALLY THE LENGTH OF THE SEAT UNIT AND EXTENDING TO ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE AND HAVING A UNIFORM TAPER OVER THE DOVETAIL SLOT LENGTH WITH A LARGER CROSS-SECTION ADJACENT SAID ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE; B. first and second arm units, each having
Claim 40
Dependent Claim
98 words
AN UPPER SURFACE OPPOSITE THE LOWER SURFACE AND HAVING THEREON MEANS DEFINING FIRST AND SECOND DOVETAIL SLOTS, EACH DOVETAIL SLOT CLOSELY ADJACENT AN UNIQUELY ASSOCIATED SIDE EDGE SURFACE AND WITH A CENTER AXIS SUBSTANTIALLY PARALLEL THE ASSOCIATED SIDE EDGE SURFACE AND EXTENDING SUBSTANTIALLY THE LENGTH OF THE SEAT UNIT AND EXTENDING TO ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE AND HAVING A UNIFORM TAPER OVER THE DOVETAIL SLOT LENGTH WITH A LARGER CROSS-SECTION ADJACENT SAID ONE OF SAID FRONT EDGE SURFACE AND SAID REAR EDGE SURFACE; B. first and second arm units, each having
Claim 41
Dependent Claim
68 words
an interior side surface having thereon means defining a dovetail slot located adjacent the arm unit rear edge surface and extending from the arm unit upper surface at least a portion of the height of the arm unit, said arm unit dovetail slot being uniformly tapered over the length thereof and having a larger cross-sectional area at said arm unit upper surface; and C. a back unit having
Claim 42
Dependent Claim
68 words
an interior side surface having thereon means defining a dovetail slot located adjacent the arm unit rear edge surface and extending from the arm unit upper surface at least a portion of the height of the arm unit, said arm unit dovetail slot being uniformly tapered over the length thereof and having a larger cross-sectional area at said arm unit upper surface; and C. a back unit having
Claim 43
Dependent Claim
69 words
a second side edge surface opposite said first side edge surface and cooperating with the first side edge surface to define the width of the back unit and including thereon a projection adapted to mate with the dovetail slot on the interior side surface of the second one of the first and second arm units, permitting the dovetail slot to secure said back unit to said second arm unit.
Claim 44
Dependent Claim
69 words
a second side edge surface opposite said first side edge surface and cooperating with the first side edge surface to define the width of the back unit and including thereon a projection adapted to mate with the dovetail slot on the interior side surface of the second one of the first and second arm units, permitting the dovetail slot to secure said back unit to said second arm unit.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-25 | 1975-10-25 | 1976-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-25 | 1979-10-25 | 1980-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-25 | 1983-10-25 | 1984-04-25 | $7700.00 | Window Closed / Lapsed |